[CSS] How to change text using CSS?

Question

I have an animation and I want to change the text "Rank" every 3 seconds you can see on the sample. How would I do it?
https://code.sololearn.com/WL0h1uf9v862/?ref=app

Answer 1

https://code.sololearn.com/W5UZIiI8XU5t/?ref=app

Answer 2

Calviղ Wow I tried this content code on CSS but it didn't work! I don't know why. But thank you for this! :O

Answer 3

Oh I see. Thank you sir! :)

Answer 4

content should be only applied on ::before or ::after pseudo selectors.